diff --git a/.github/workflows/windows-build.yml b/.github/workflows/windows-build.yml
index 3ba01e8b..9ad55fac 100644
--- a/.github/workflows/windows-build.yml
+++ b/.github/workflows/windows-build.yml
@@ -31,19 +31,19 @@ jobs:
           Invoke-WebRequest http://files.jrsoftware.org/is/5/innosetup-5.5.9-unicode.exe -OutFile deps\innosetup-unicode.exe
           & deps\innosetup-unicode.exe /VERYSILENT | Out-Null
 
-          Invoke-WebRequest https://dl.hexchat.net/misc/idpsetup-1.5.1.exe -OutFile deps\idpsetup.exe
+          Invoke-WebRequest https://github.com/hexchat/gvsbuild/releases/download/hexchat-2.16.2/idpsetup-1.5.1.exe -OutFile deps\idpsetup.exe
           & deps\idpsetup.exe /VERYSILENT
 
-          Invoke-WebRequest https://dl.hexchat.net/gtk/gtk-${{ matrix.platform }}-2018-08-29-openssl1.1.7z -OutFile deps\gtk-${{ matrix.arch }}.7z
+          Invoke-WebRequest https://github.com/hexchat/gvsbuild/releases/download/hexchat-2.16.2/gtk-${{ matrix.platform }}-2018-08-29-openssl1.1.7z -OutFile deps\gtk-${{ matrix.arch }}.7z
           & 7z.exe x deps\gtk-${{ matrix.arch }}.7z -oC:\gtk-build\gtk
 
-          Invoke-WebRequest https://dl.hexchat.net/gtk-win32/gendef-20111031.7z -OutFile deps\gendef.7z
+          Invoke-WebRequest https://github.com/hexchat/gvsbuild/releases/download/hexchat-2.16.2/gendef-20111031.7z-OutFile deps\gendef.7z
           & 7z.exe x deps\gendef.7z -oC:\gtk-build
 
-          Invoke-WebRequest https://dl.hexchat.net/gtk-win32/WinSparkle-20151011.7z -OutFile deps\WinSparkle.7z
+          Invoke-WebRequest https://github.com/hexchat/gvsbuild/releases/download/hexchat-2.16.2/WinSparkle-20151011.7z -OutFile deps\WinSparkle.7z
           & 7z.exe x deps\WinSparkle.7z -oC:\gtk-build\WinSparkle
 
-          Invoke-WebRequest https://dl.hexchat.net/misc/perl/perl-5.20.0-${{ matrix.arch }}.7z -OutFile deps\perl-${{ matrix.arch }}.7z
+          Invoke-WebRequest https://github.com/hexchat/gvsbuild/releases/download/hexchat-2.16.2/perl-5.20.0-${{ matrix.arch }}.7z -OutFile deps\perl-${{ matrix.arch }}.7z
           & 7z.exe x deps\perl-${{ matrix.arch }}.7z -oC:\gtk-build\perl-5.20\${{ matrix.platform }}
 
           New-Item -Path "c:\gtk-build" -Name "python-3.8" -ItemType "Directory"
diff --git a/plugins/upd/upd.c b/plugins/upd/upd.c
index c9011c04..2a938596 100644
--- a/plugins/upd/upd.c
+++ b/plugins/upd/upd.c
@@ -24,7 +24,7 @@
 
 #include "hexchat-plugin.h"
 
-#define APPCAST_URL "https://dl.hexchat.net/appcast.xml"
+#define APPCAST_URL "https://hexchat.github.io/appcast.xml"
 
 static hexchat_plugin *ph;   /* plugin handle */
 static char name[] = "Update Checker";
diff --git a/win32/installer/hexchat.iss.tt b/win32/installer/hexchat.iss.tt
index 1b7c3209..8337258f 100644
--- a/win32/installer/hexchat.iss.tt
+++ b/win32/installer/hexchat.iss.tt
@@ -295,18 +295,18 @@ begin
 	begin
 
 #if APPARCH == "x64"
-		REDIST := 'https://dl.hexchat.net/misc/vcredist_2015_x64.exe';
-		REDIST_2013 := 'https://dl.hexchat.net/misc/vcredist_2013_x64.exe';
-		PERL := 'https://dl.hexchat.net/misc/perl/Perl%205.20.0%20x64.msi';
+		REDIST := 'https://github.com/hexchat/gvsbuild/releases/download/hexchat-2.16.2/vcredist_2015_x64.exe';
+		REDIST_2013 := 'https://github.com/hexchat/gvsbuild/releases/download/hexchat-2.16.2/vcredist_2013_x64.exe';
+		PERL := 'https://github.com/hexchat/gvsbuild/releases/download/hexchat-2.16.2/Perl.5.20.0.x64.msi';
 		PY3 := 'https://www.python.org/ftp/python/3.8.10/python-3.8.10-amd64.exe';
 #else
-		REDIST := 'https://dl.hexchat.net/misc/vcredist_2015_x86.exe';
-		REDIST_2013 := 'https://dl.hexchat.net/misc/vcredist_2013_x86.exe';
-		PERL := 'https://dl.hexchat.net/misc/perl/Perl%205.20.0%20x86.msi';
+		REDIST := 'https://github.com/hexchat/gvsbuild/releases/download/hexchat-2.16.2/vcredist_2015_x86.exe';
+		REDIST_2013 := 'https://github.com/hexchat/gvsbuild/releases/download/hexchat-2.16.2/vcredist_2013_x86.exe';
+		PERL := 'https://github.com/hexchat/gvsbuild/releases/download/hexchat-2.16.2/Perl.5.20.0.x86.msi';
 		PY3 := 'https://www.python.org/ftp/python/3.8.10/python-3.8.10.exe';
 #endif
-		DOTNET := 'https://dl.hexchat.net/misc/dotnet_40.exe';
-		SPELL := 'https://dl.hexchat.net/hexchat/HexChat%20Spelling%20Dictionaries%20r2.exe';
+		DOTNET := 'https://github.com/hexchat/gvsbuild/releases/download/hexchat-2.16.2/dotnet_40.exe';
+		SPELL := 'https://github.com/hexchat/gvsbuild/releases/download/hexchat-2.16.2/HexChat.Spelling.Dictionaries.r2.exe';
 
 		if not CheckVCInstall() then
 			idpAddFile(REDIST, ExpandConstant('{tmp}\vcredist.exe'));